96 lines
2.2 KiB
C++
96 lines
2.2 KiB
C++
/*
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* Copyright © 2019 Facebook, Inc.
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Facebook Author(s): Behdad Esfahbod
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*/
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#include "hb.hh"
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#include "hb-algs.hh"
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static char *
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test_func (int a, char **b)
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{
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return b ? b[a] : nullptr;
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}
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struct A
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{
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void a () {}
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};
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int
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main (int argc, char **argv)
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{
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int i = 1;
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auto p = hb_pair (1, i);
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p.second = 2;
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assert (i == 2);
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const int c = 3;
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auto pc = hb_pair (1, c);
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assert (pc.second == 3);
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auto q = p;
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assert (&q != &p);
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q.second = 4;
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assert (i == 4);
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hb_invoke (test_func, 0, nullptr);
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A a;
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hb_invoke (&A::a, a);
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assert (1 == hb_min (8, 1));
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assert (8 == hb_max (8, 1));
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int x = 1, y = 2;
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hb_min (x, 3);
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hb_min (3, x);
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hb_min (x, 4 + 3);
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int &z = hb_min (x, y);
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z = 3;
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assert (x == 3);
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hb_pair_t<const int*, int> xp = hb_pair_t<int *, long> (nullptr, 0);
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xp = hb_pair_t<int *, double> (nullptr, 1);
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xp = hb_pair_t<const int*, int> (nullptr, 1);
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assert (3 == hb_partial (hb_min, 3) (4));
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assert (3 == hb_partial<1> (hb_min, 4) (3));
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auto M0 = hb_partial<2> (hb_max, 0);
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assert (M0 (-2) == 0);
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assert (M0 (+2) == 2);
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assert (hb_add (2) (5) == 7);
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assert (hb_add (5) (2) == 7);
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x = 1;
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assert (++hb_inc (x) == 3);
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assert (x == 3);
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return 0;
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}
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